Re: [PATCH] riscv: atomic: Using ARCH_ATOMIC in asm/atomic.h

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Sorry, forgot riscv32. I would fix that.

On Thu, Apr 15, 2021 at 4:52 PM Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> On Thu, Apr 15, 2021 at 07:39:22AM +0000, guoren@xxxxxxxxxx wrote:
> >  - Add atomic_andnot_* operation
>
> > @@ -76,6 +59,12 @@ ATOMIC_OPS(sub, add, -i)
> >  ATOMIC_OPS(and, and,  i)
> >  ATOMIC_OPS( or,  or,  i)
> >  ATOMIC_OPS(xor, xor,  i)
> > +ATOMIC_OPS(andnot, and,  -i)
>
> ~i, surely.



-- 
Best Regards
 Guo Ren

ML: https://lore.kernel.org/linux-csky/



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